Solve the linear equation 4x-3z = 17, 3x + Y5z = 18, x + 2Y + Z = 2

Solve the linear equation 4x-3z = 17, 3x + Y5z = 18, x + 2Y + Z = 2

From 4x-3z = 17, we can get x = 17 + 3Z / 4, and then we can get two bivariate linear equations by substituting them into the latter two equations